The whole affair is still shrouded in secrecy.

整个事件依旧秘而不宣。

《牛津词典》

Its activities are shrouded in secrecy.

它的活动被秘密地遮掩起来。

youdao

Their negotiations were cloaked in secrecy.

他们的谈判在秘密进行。

youdao

"The industry is traditionally very prone to keeping things in secrecy,"

VOA: standard.2009.10.01

It rankles, but on the other hand, these regulations survive because the reality is that people are victimized all the time and we can't just allow companies to act in secrecy.

这让人不爽,但是从另一个角度,金融监管制度之所以长期存在,是因为现实中,大众一直都是牺牲品,我们不能任由那些公司在幕后操纵

耶鲁公开课 - 金融市场课程节选

One of the pilots in training - identified as Major C to preserve military secrecy - says having the drones in Afghanistan will be invaluable.

VOA: standard.2010.07.27

The procedures and rules these agencies follow in handling distressed plans are shrouded in secrecy.

FORBES: Secrets of the DOL and PBGC: What Happens When Pensions are Taken Over by the Government? (July 5, 2005)

Unregulated and operating in secrecy, hedge funds are a great place for scam artists.

FORBES: Anatomy of (Yet Another) Hedge Fund Fraud (June 1, 2001)

Florida's nearby Eglin Field was where the Raiders trained in secrecy for the Tokyo mission.

CNN: A final toast for the Doolittle Raiders